Idaho

$111+ Cheap flights from District of Columbia to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BOI
Aug 2 — Aug 91
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Cheap flight deals from District of Columbia to Idaho

Keep the following information in mind while searching for District of Columbia to Idaho flight deals. Data was last updated July 28, 2025.

Round-trip from

$217
(American Airlines)

One-way from

$111
(Trip.com)

Popular in

December

Cheapest in

April

Average price

$439
From District of Columbia to Idaho
One-way flight from District of Columbia to Idaho
Highest demand for flights based on searches. 19% potential increase in price ($107 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($26 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from District of Columbia to Idaho

Cheapest flights from District of Columbia to Idaho
Explore the most affordable flight options available from District of Columbia to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/155:00 amDCA - JAC
1 stop8h 25mAmerican Airlines
Wed 9/174:18 pmJAC - DCA
1 stop6h 42mAmerican Airlines
Deal found 7/27$217
This American Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2611:47 amIAD - JAC
1 stop9h 19mAmerican Airlines
Wed 10/17:39 amJAC - IAD
1 stop7h 11mAmerican Airlines
Deal found 7/26$253
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:35 pmIAD - JAC
1 stop9h 14mDelta
Fri 9/191:00 pmJAC - IAD
1 stop8h 33mDelta
Deal found 7/28$257
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/151:40 pmDCA - JAC
1 stop8h 09mDelta
Fri 9/197:30 amJAC - DCA
1 stop6h 41mDelta
Deal found 7/28$257
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/29:00 amIAD - BOI
1 stop10h 18mHawaiian Airlines
Wed 9/106:35 amBOI - IAD
1 stop8h 34mHawaiian Airlines
Deal found 7/25$262
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:06 pmDCA - BOI
1 stop9h 02mHawaiian Airlines
Wed 9/1010:00 amBOI - DCA
1 stop9h 44mHawaiian Airlines
Deal found 7/25$263
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/96:00 pmDCA - GEG
1 stop20h 03mFrontier
Tue 8/1211:51 amGEG - DCA
1 stop26h 08mFrontier
Deal found 7/25$265
This FlightHub deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/171:00 pmDCA - BOI
1 stop24h 37mFrontier
Sun 9/2112:22 pmBOI - DCA
1 stop21h 48mFrontier
Deal found 7/26$265
This Alaska Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/76:25 amIAD - BOI
1 stop10h 11mAlaska Airlines
Tue 10/141:35 pmBOI - IAD
1 stop8h 48mAlaska Airlines
Deal found 7/25$279
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:00 amIAD - BOI
2 stops10h 01mDelta
Wed 9/103:06 pmBOI - IAD
1 stop6h 34mDelta
Deal found 7/25$284
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:00 amDCA - BOI
2 stops10h 01mDelta
Wed 9/103:06 pmBOI - DCA
1 stop6h 30mDelta
Deal found 7/25$284
This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:30 amIAD - BOI
1 stop11h 54mAmerican Airlines
Sat 1/101:43 pmBOI - IAD
1 stop6h 35mAmerican Airlines
Deal found 7/25$288

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2025.
Use the filters below to find and compare flights from District of Columbia to Idaho that are best for you.

Fly from

District of Columbia

Fly to

Idaho

Route

Depart

Return

Price

Washington, D.C.Jackson

DCA - JAC

DCAJAC

Washington, D.C. Reagan-National

Mon 9/15

5:00 am-11:25 am

1 stop8h 25m

Jackson Hole

Wed 9/17

4:18 pm-1:00 am

1 stop6h 42m

$217

Washington, D.C.Jackson

IAD - JAC

IADJAC

Washington, D.C. Dulles Intl

Fri 9/26

11:47 am-7:06 pm

1 stop9h 19m

Jackson Hole

Wed 10/1

7:39 am-4:50 pm

1 stop7h 11m

$253

Washington, D.C.Jackson

IAD - JAC

IADJAC

Washington, D.C. Dulles Intl

Mon 9/15

12:35 pm-7:49 pm

1 stop9h 14m

Jackson Hole

Fri 9/19

1:00 pm-11:33 pm

1 stop8h 33m

$257

Washington, D.C.Jackson

DCA - JAC

DCAJAC

Washington, D.C. Reagan-National

Mon 9/15

1:40 pm-7:49 pm

1 stop8h 09m

Jackson Hole

Fri 9/19

7:30 am-4:11 pm

1 stop6h 41m

$257

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Tue 9/2

9:00 am-5:18 pm

1 stop10h 18m

Boise Air Term. Gowen Fld

Wed 9/10

6:35 am-5:09 pm

1 stop8h 34m

$262

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Tue 9/2

5:06 pm-12:08 am

1 stop9h 02m

Boise Air Term. Gowen Fld

Wed 9/10

10:00 am-9:44 pm

1 stop9h 44m

$263

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

Sat 8/9

6:00 pm-11:03 am

1 stop20h 03m

Spokane

Tue 8/12

11:51 am-4:59 pm

1 stop26h 08m

$265

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Wed 9/17

1:00 pm-11:37 am

1 stop24h 37m

Boise Air Term. Gowen Fld

Sun 9/21

12:22 pm-12:10 pm

1 stop21h 48m

$265

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Tue 10/7

6:25 am-2:36 pm

1 stop10h 11m

Boise Air Term. Gowen Fld

Tue 10/14

1:35 pm-12:23 am

1 stop8h 48m

$279

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Tue 9/2

6:00 am-2:01 pm

2 stops10h 01m

Boise Air Term. Gowen Fld

Wed 9/10

3:06 pm-11:40 pm

1 stop6h 34m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 60 results
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Best time to book a flight from District of Columbia to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Idaho

What is the cheapest month to book a flight from District of Columbia to Idaho?

Currently, October is the cheapest month in which you can book a flight from District of Columbia to Idaho (average of $314). Flying from District of Columbia to Idaho in June is currently the most expensive (average of $399). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DC to ID?

Find hourly flight availability from District of Columbia to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Idaho as you normally would.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated July 28, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from District of Columbia to Idaho to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
8.0
Very good

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from District of Columbia to Idaho one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $113. Frontier flights start at $127 while deals on United Airlines start at $129 one-way.

  • Can I find deals for flights from District of Columbia to Idaho that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Idaho.

  • Can I find deals for business class flights from District of Columbia to Idaho?

    Yes. Cheapflights offers flight deals from District of Columbia to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to Idaho?

    Currently, October is the cheapest month in which you can book a flight from District of Columbia to Idaho (average of $314). Flying from District of Columbia to Idaho in June is currently the most expensive (average of $399). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for District of Columbia to Idaho

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from District of Columbia to Idaho

Discover the top 5 airlines that operate flights from District of Columbia to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$202Average$502FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$230Average$527FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$278Average$625FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$327Average$627FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$347Average$518FlexibilityNo cancel feeOn-time63%

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